| Name | Description |
|---|---|
| AVR | Excitation system models (Automatic Voltage Regulators - AVR) from PSAT |
| OEL | Over Excitation Limiter (OEL) models from PSAT |
| PSS | Power System Stabilizer (PSS) models from PSAT |
| TG | Turbine and its governor (the mathematical models are taken from PSAT) |